CalcMod: NeoForged

Calculator mod in chat with minecraft related functions. (Unofficial NeoForge port - original mod by jsa2025)

315 Downloads

neoforgeutility

Rent Server with this Mod

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About this Mod

CalcMod: NeoForged

This is an unofficial port of CalcMod by jsa2025 to NeoForge 21.1.228 / Minecraft 1.21.1 — a version not covered by upstream.

Full feature parity with upstream. No features added, none removed.

📚 Documentation & usage

This page intentionally stays minimal. For the full feature list, command syntax, variables, and gallery, see the official pages:

🔗 Modrinth: https://modrinth.com/mod/calcmod
🔗 GitHub (upstream): https://github.com/js802025/calcmod

✨ Quick preview

/calc 3+(28/8)^2

/calc craft piston 3 sb

/calc nether ~ ~ ~

Click any green text in-game to copy it to your clipboard.

🧾 Backport changes

Build system: ForgeGradle 6 → ModDevGradle 2 (NeoForge)
mods.toml → neoforge.mods.toml, Forge event-bus imports → NeoForge equivalents
Craft.java / RecipeSuggestionProvider.java backported from MC 1.21.4's RecipeDisplay API to MC 1.21.1's Recipe API
Jar renamed to calcmod-neoforged-* so it's visibly distinct from official releases

📝 Credits & license

All credit for the mod itself goes to jsa2025. Port maintained by F0x06. Licensed under MIT (same as upstream).

Available Versions

CalcMod: NeoForged 1.4.2release

MC 1.21.1neoforge

May 17, 2026

How to Install CalcMod: NeoForged on Your Server

Order Server

Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).

Set neoforge Loader

In the panel under "Egg", select the neoforge loader and matching Minecraft version (1.21.1).

Install Mod

Open the mod browser in the dashboard and search for "CalcMod: NeoForged". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

neoforge

Minecraft Versions

1.21.1

Server-side

✓ Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

CalcMod: NeoForged server crashes on startup – what to do?

Most common cause: wrong neoforge version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.21.1). You can switch loaders with one click in the panel.

Is CalcMod: NeoForged compatible with neoforge?

CalcMod: NeoForged officially supports neoforge for Minecraft 1.21.1. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with CalcMod: NeoForged – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if CalcMod: NeoForged consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.